Key statistics
Satellite DELTA 1 R/B at a glance.
Uptime
17451
Days in orbit
Revolutions
≈ 13.9
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.8
Latest
Satellite identification and parameters
Extended collection of information and parameters for DELTA 1 R/B.
Object identification
Identified? True
Debris? False
Object name: DELTA 1 R/B
International designator: 1978-026C
Object number (NORAD): 10704
Object ID (CCSDS): 10704
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 103.729 minutes
Inclination: 98.8149 deg
SMA: 7312.973 km
Apoapsis: 988.593 km
Periapsis: 881.082 km
RAAN: 204.4573 deg
Eccentricy: 0.00735069
Argument of periapsis: 80.7061 deg
Mean anomaly: 280.2401 deg
Mean motion: 13.88231269 rev/day
Mean motion (dot): 0.00000075 rev/day2
B* drag term: 0.000094309014 1/REarth
Two-line elements (TLE)
Creation date: Dec. 14, 2025, 3:07 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 13, 2025, 3:17 p.m. UTC
TLE line 0: 0 DELTA 1 R/B
TLE line 1: 1 10704U 78026C 25347.63687099 .00000075 00000-0 94309-4 0 9995
TLE line 2: 2 10704 98.8149 204.4573 0073507 80.7061 280.2401 13.88231269271833
Live tracking on map
Real-time ground track for satellite DELTA 1 R/B.
In-orbit conjunctions
A list of the most updated potential collisions computed for object DELTA 1 R/B.
Associated space launch
Earth observation satellite
DELTA 1 R/B was lifted into orbit during the mission ‘Delta 2910 | Landsat 3’, on board a Delta 2910 space rocket.
The launch took place on March 5, 1978, 5:54 p.m. from Space Launch Complex 2W.
For more information about the launch, click the button.
Delta 2910 | Landsat 3
Agency: N/A
Status: Launch Successful
Launch date: March 5, 1978, 5:54 p.m. UTC
Rocket: Delta 2910
Launch pad: Space Launch Complex 2W
Location: Vandenberg SFB, CA, USA
...
Latest news about this satellite
There are no fresh news available about this satellite. Check back as we update our databases every day.
Newsletter sign-up
Weekly statistics, charts and insights to help you stay on top of the space industry.
